MODU-FIRE® Forced Draft Gas-Fired Boiler
7
•
Gas leak hazard! All threaded gas connections must be made using
a pipe compound that is resistant to liquefied petroleum. Do not use
Teflon tape on threaded gas piping.
•
Gas leak hazard! Check entire gas train for leaks after installation. If
there is a smell of gas, shut down the boiler, close all gas valves and
obtain immediate assistance from factory-trained personnel and/or
your local fire department.
•
Overfire hazard! Possible fire and explosion from excess gas pres-
sure. Make sure that gas inlet pressure does not exceed 14 inches
W.C. to the boiler main gas valve.
•
Overfire hazard! Possible fire and explosion. Possible malfunction
of regulators and/or gas valves. Maintain all gas train components in
good condition. Do not alter wiring connections. Annual inspection
by factory-trained personnel for proper set-up and operation is rec-
ommended.
•
Overfire and underfire hazards! Possible fire, explosion, overheating,
and component failure. Do not attempt to adjust firing rate of the boi-
ler. The firing rate must be adjusted only by factory-trained person-
nel.
2.5.3 Crush Hazards
•
Lifting hazards! Use properly rated lifting
equipment to lift and position the boiler.
The load is unbalanced. Test balance be-
fore lifting 3 ft. above the floor. Do not al-
low personnel beneath the lifted load.
Refer to approximate weights in the ta-
ble:
•
Bump hazard from overhead piping. Install piping with adequate vertical clearance.
2.5.4 Chemical Hazards
•
Chemical hazards from cleaning products. Use caution when cleaning the system. The
use of professional assistance is recommended. Use safe procedures for the disposal of
all cleaning solutions.
2.5.5 Pressure Hazards
•
Pressure hazard! Hot fluids. Install isolation valves on boiler water inlet and outlet.
Make sure isolation valves are closed before servicing boiler.
•
Pressure hazard! Hot fluids. Test safety relief valve bimonthly for proper operation. Do
not operate boiler with faulty relief valve.
Boiler Size
Weight in Pounds
750,000 Btu
745
1,000,000 Btu
745
1,500,000 Btu
915
2,000,000 Btu
930
General Warning
General Warning
General Warning
